A study in the May issue of American Journal on Intellectual and Developmental Disabilities by researchers affiliated with UCLA, Westside Regional Center, and Navy Medical Center report that although the assertion of a link between vaccines and autism has been scientifically rejected, the theory continues to be popular. A survey of parents of children in Los Angeles Country found that half of the parents discontinued or changed vaccination practices, and this was associated with a belief that vaccines contributed to autism spectrum disorders. (full text access available at no cost with member subscription to AJIDD)